/*
 * Copyright (C) 2006 Roman Krashanitsa
 *
 * @author Roman Krashanitsa
 *
 * This file is part of paparazzi.
 *
 * paparazzi is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, or (at your option)
 * any later version.
 *
 * paparazzi is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with paparazzi; see the file COPYING.  If not, write to
 * the Free Software Foundation, 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA. 
 *
 */

package pprz.data_components;

import javax.swing.event.EventListenerList;

import pprz.data_components.events.DownlinkMessageEvent;
import pprz.data_components.events.DownlinkMessageEventListener;


public class MsgProtocol {

	protected EventListenerList listenerList;
	protected DownlinkMessageEvent e;
 	
	public MsgProtocol() {
		listenerList = new EventListenerList();
	} 
	
	//decode byte array 
	public void decode(byte[] cc){}
    // These methods allows classes to register for MyEvents
    public void addDownlinkMessageEventListener(DownlinkMessageEventListener listener) {
        listenerList.add(DownlinkMessageEventListener.class, listener);
    }
    
    // This methods allows classes to unregister for MyEvents
    public void removeDownlinkMessageEventListener(DownlinkMessageEventListener listener) {
        listenerList.remove(DownlinkMessageEventListener.class, listener);
    }
    
    // This protected class is used to fire MyEvents
    protected void fireDownlinkMessageEvent(DownlinkMessageEvent evt) {
        Object[] listeners = listenerList.getListenerList();
        // Each listener occupies two elements - the first is the listener class
        // and the second is the listener instance
        for (int i=0; i<listeners.length; i+=2) {
            if (listeners[i]==DownlinkMessageEventListener.class) {
                ((DownlinkMessageEventListener)listeners[i+1]).messageEvent(evt);
            }
        }
    }
}
